How Networks Work Frank J. Derfler, Jr., and Les Freed Price: $24.95 ISBN: 1-56276-129-3 AUDIENCE For readers with any level of computer experience. ABOUT THE AUTHORS Frank J. Derfler, Jr., is senior networking editor of PC Magazine and author of the magazine's "Connectivity" column. Les Freed is the founder of DCA's Crosstalk division. Together, Derfler and Freed have authored PC Magazine Guide to Using NetWare, PC Magazine Guide to Windows for Workgroups, and other top-selling books on connectivity topics. Both men live in Florida. Pages: 240 Price: $24.95 Publication Date: June 28, 1993 Disk: No disk included